added include for module_name.h and also top comment with info.

.template_files/modules/test_module_name.c

@@ -1,9 +1,20 @@
+/*
+ * Author: username
+ * Date: todays_date
+ * filename: test_module_name.c
+ * description: module_purpose
+ */
+
 #include <stdarg.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <setjmp.h>
 #include <cmocka.h>
 
+/*Including the code under test*/
+#include "module_name.h"
+
+
 /* A test case that does nothing and succeeds. */
 static void null_test_success(void **state) {
     (void) state; /* unused */